Introduction to Polygon Modeling - MAXON CINEMA 4D R16 Studio: A Tutorial Approach - page 116

Figure 3-28 Moving the selected points of Computer mouse
27. Press F1; the Perspective viewport is maximized. Choose the Edges tool from the
Modes Palette; Computer mouse is displayed in the edge mode.
28. Select the edges of Computer mouse in the Top viewport using the 9 and SHIFT keys,
as shown in Figure 3-29.
29. Invoke the Scale tool from the Command Palette and scale down the selected edges to
95 percent, as shown in Figure 3-30.
Figure 3-29 The selected edges in the Perspective viewport